Home / 5,078,549.22-7,616,223.55-1,666,040.58

Finding the Fourth Proportional to 5,078,549.22, 7,616,223.55 and 1,666,040.58

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Solution

The fourth proportional to 5,078,549.22, 7,616,223.55 and 1,666,040.58 is: 2,498,535.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,078,549.22 : 7,616,223.55 = 1,666,040.58 : x
  2. Step 2: Convert to fraction form
    5,078,549.22/7,616,223.55 = 1,666,040.58/x
  3. Step 3: Cross multiply
    5,078,549.22x = 7,616,223.55 × 1,666,040.58
  4. Step 4: Simplify right side
    5,078,549.22x = 12,688,937,502,734.21
  5. Step 5: Solve for x
    x = 12,688,937,502,734.21/5,078,549.22
  6. Step 6: Final answer
    x = 2,498,535.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.